Jealousy/envy is an indication of negative self-perception or internal insecurity.
Singles aspiring to be married and married individuals have to deliberately shun negative self-perception so as to be confident internally and not be excessively jealous or overly protective of their spouses in order not to end their “good” effort in futility.
Are you excessively jealous or overly protective of your spouse? Explain your reasons to your spouse.